\section{\ArithOptimizations}

\EN{\input{patterns/11_arith_optimizations/main_EN}}
\RU{\input{patterns/11_arith_optimizations/main_RU}}
\DE{\input{patterns/11_arith_optimizations/main_DE}}
\FR{\input{patterns/11_arith_optimizations/main_FR}}

\input{patterns/11_arith_optimizations/exercises}
